Imaginary Picture of K2-36 c

Display orbital revolution of K2-36 c around the hoststar K2-36
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Exoplanet Name : K2-36 c
Alternate Name : "EPIC 201713348 c, 2MASS J11174778+0351590 c, EPIC 201713348.01, TYC 266-622-1 c, WISE J111747.76+035159.2 c"
Status : Confirmed
Radius (Rjup / Re): 0.2783 (Rjup) 3.1195 (Rearth)
Mass (Mjup / Me): 0.0245 (Mjup) 7.8022 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0540 (AU) 0.0540 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0146
Orbital Period(Observed/Estimated) 5.34 (Days Obs.) 5.16 (Days Est.)
Surface Gravity (G Earth) 0.8018
Star Radiation at Atmospheric Boundary: 127329.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 843.1 (K)
Blackbody T 0.3(K) 791.8 (K)
Blackbody T 0.7(K) 640.6 (K)
Tidally Locked Blackbody T 0.1(K) 1002.6 (K)
Tidally Locked Blackbody T 0.3(K) 941.6 (K)
Size Class: Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : K2-36
Alternate Name : "EPIC 201713348, 2MASS J11174778+0351590, TYC 266-622-1, WISE J111747.76+035159.2"
Star Distance(LY) : 359.1
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.7 (Msun Estimated)
Star Age : 1.4 (GY)
Temperature : 4916 (K)
Spectral type : K2 V
UV portion[%]: 2.8
Visible portion[%]: 36.3
IR portion[%]: 60.9
Metalicity : -0.1
Absolute Magnitude: 6.6
Apparent Magnitude: 11.8
Right Ascension(RA) 169.4491
Declination (DEC) 3.8664
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK https://simbad.u-strasbg.fr/simbad/sim-basic?Ident=K2-36&submit=SIMBAD+search
Open Exoplanet Database Link
K2-36 c
K2-36 c

  • K2-36 c is an exoplanet orbiting the star K2-36, located about 359.1 light-years (110.1 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star K2-36 has apparent magnitude of 11.8, with absolute magnitude of 6.6.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4916 with its spectral types of K2 V
  • In this planetary system, the extrasolar planet K2-36 c orbits around the star K2-36 every 5.3 days with its orbital distance of 0.05 AU ( 8078285.0 km)
  • (Projected orbit of K2-36 c around its host star K2-36)


  • The Star K2-36 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.377 AU ( 56391592.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.521 AU ( 77947917.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.794 AU ( 118775376.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.168 AU ( 174783169.4 km)
  • Radiation at Planetary Boundary of K2-36 c : 127329.72 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-36)



  • Kopparapu Recent Venus for Star K2-36 distance : 0.409 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star K2-36 distance : 0.518 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star K2-36 distance : 0.501 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star K2-36 distance : 0.549 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-36 distance : 0.943 AU
  • Kopparapu Outer Boundary for Early Mars for Star K2-36 distance : 0.994 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-36)



  • Original Kopparapu Recent Venus for Star K2-36 distance : 0.405 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-36 distance : 0.534 AU
  • Original Kopparapu Moist Greenhouse for Star K2-36 distance : 0.536 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-36 distance : 0.958 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-36 distance : 0.997 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-36)



    (Position in Stellar Map of star K2-36 and its Exoplanet K2-36 c)



    (Zoomed position in Stellar Map of star K2-36 and its Exoplanet K2-36 c (zoom level 3))

    (Synthetic Spectrum of star K2-36*)
    *Yamashiki YA et al. 2019 ApJ 881 114
    MUSCLES Paper I - France et al. 2016 ApJ 820 89
    MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
    MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102